| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a display device that can measure the distance from an observer to an external object observed by an observer, and allows an image displayed by an image forming device to reach the observer in a focused state, despite a simple configuration and structure.SOLUTION: A display device includes a frame 10 to be attached to the head of an observer 20, and an image display device 30 attached to the frame 10, where the image display device 30 includes an image forming device 40 and an optical system 50 guiding an image from the image forming device 40 to the pupils 21 of the observer 20, and the image forming device 40 has a distance measuring sensor provided inside an image display part.</p> |
